N - Visual Arts 390,488
NA - Architecture 250,105
ND - Painting 241,071
NK - Decorative Arts 119,164
NC - Drawing, Design, Illustration 62,503
NB - Sculpture 58,088
NX - Arts in General 37,929
NE - Print Media 35,430
E - United States History 2
F - General American History 2
AC - Collections and Collected Works 1
B - Philosophy 1
HB - Economic Theory and Demography 1